CN204359831U - three-phase two waveform adjustable phase angle signal generator - Google Patents
three-phase two waveform adjustable phase angle signal generator Download PDFInfo
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- CN204359831U CN204359831U CN201520034990.0U CN201520034990U CN204359831U CN 204359831 U CN204359831 U CN 204359831U CN 201520034990 U CN201520034990 U CN 201520034990U CN 204359831 U CN204359831 U CN 204359831U
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Abstract
The utility model discloses a kind of three-phase two waveform adjustable phase angle signal generator, comprise power circuit, data calculate and waveform establishment circuit, phasing degree initialization circuit, conversion sinusoidal waveform circuit, data calculate and waveform works out circuit and power circuit, phasing degree initialization circuit, conversion sinusoidal waveform circuit connects, phasing degree initialization circuit comprises two toggle switchs 2, two triodes, three keyswitches, two toggle switchs are K21 and K22, two triodes are V1 and V2, three keyswitches are K23, K24 and K25, data calculate and waveform establishment circuit is single-chip microcomputer integrated circuit, the utility model shortens detection time greatly, reduce worker's labour intensity, increase work efficiency, improve test accuracy and correctness, can change the square wave produced and sine wave, the effect actively promoted is played to the development of electrical network intelligence implementation management technology.
Description
technical field:
The utility model relates to a kind of signal generator, particularly relates to a kind of three-phase two waveform adjustable phase angle signal generator.
background technology:
The development of present society is advanced by leaps and bounds, society is also more and more higher to the demand of electric power, also more and more higher to the requirement of power system power supply stability, present electric system power grid construction, electrical production, scientific research, the signal generator that testing laboratory tests electrical equipment, instrument etc., verify is all single-phase, and output square wave and sine wave can not be annexed simultaneously, work uses inconvenient, larger on the impact of work efficiency, test accuracy and correctness.
utility model content:
Technical problem to be solved in the utility model is: overcome the deficiencies in the prior art, a kind of structure is provided simply, greatly to shorten detection time, reduce worker's labour intensity, increase work efficiency, improve test accuracy and correctness, can change the square wave produced and sine wave, the development of electrical network intelligence implementation management technology be played to the three-phase two waveform adjustable phase angle signal generator of the effect actively promoted.
The technical solution of the utility model is: a kind of three-phase two waveform adjustable phase angle signal generator, comprise power circuit, data calculate and waveform establishment circuit, phasing degree initialization circuit, conversion sinusoidal waveform circuit, described data calculate and waveform works out circuit and power circuit, phasing degree initialization circuit, conversion sinusoidal waveform circuit connects, described data calculate and waveform establishment circuit is single-chip microcomputer integrated circuit, single-chip microcomputer integrated circuit has 16 pins, be respectively pin 0, pin 1, pin 2, pin 3, pin 4, pin 5, pin 6, pin 7, pin 8, pin 9, pin 11, pin 12, pin 13, pin 14, pin 15, pin 16, described phasing degree initialization circuit comprises two toggle switchs 2, two triodes, three keyswitches, two toggle switchs are K21 and K22, two triodes are V1 and V2, three keyswitches are K23, K24 and K25.
Described pin 0 connects positive source, described pin 1, pin 2, pin 3, pin 4, pin 5, pin 6 are connected with toggle switch K21 and K22 one end, described pin 7, pin 8, pin 9 are connected with keyswitch K23, K24, K25 successively, K25 other end ground connection, described pin 11, pin 12, pin 13 are one group, pin 14, pin 15, pin 16 are one group, and wherein one group is connected with conversion sinusoidal waveform circuit.
Described toggle switch K21 and K22 all has six gears, described six gears are connected with pin 1, pin 2, pin 3, pin 4, pin 5, pin 6 respectively successively, described triode has E pin, B pin, C pin, described C pin is connected with six gears, described E pin ground connection, B pin in described triode V1 is connected with pin 8, and the B pin in described triode V2 is connected with pin 7.
Arrange keyswitch K23 between described triode V2 and pin 7, arrange keyswitch K24 between described triode V1 and pin 8, described toggle switch is scale-of-two, comprises 64 shelves levels, and the differential of each grade of level is 5 degree, and adjustable extent is 0-320 degree.
Described conversion sinusoidal waveform circuit comprises three-phase translation circuit, described three-phase translation circuit is A circuitry phase, B circuitry phase, C circuitry phase, described A phase, B phase, C circuitry phase are connected with pin 11, pin 12, pin 13 successively, and every circuitry phase includes five resistors, six capacitors, described five resistors are R1, R2, R3, R4, R5, and six capacitors are C1, C2, C3, C4, C5, C6.
In described A circuitry phase, five resistors R1, R2, R3, R4, R5 contact successively, described R1 and C1 connects, described R5 is connected with output terminal, be provided with along separate routes between described R1 and R2, between R2 and R3, between R3 and R4, between R4 and R5, between R5 and output terminal, described shunt is five, and be connected with one end of C2, C3, C4, C5, C6 successively, the other end ground connection of described C2, C3, C4, C5, C6, the connected mode of described B phase, C circuitry phase is identical with the connected mode of A circuitry phase.
The beneficial effects of the utility model are:
1, the utility model shortens detection time greatly, reduce worker's labour intensity, increase work efficiency, improve test accuracy and correctness, can change the square wave produced and sine wave, the effect actively promoted is played to the development of electrical network intelligence implementation management technology.
2, the utility model is provided with toggle switch, and comprises 64 shelves levels, and the differential of each grade of level is 5 degree, and adjustable extent is 0-320 degree, and the refinement of the fine setting number of degrees, achieves the minor adjustments of equipment, the operation of convenient operation personnel.
3, the calculating of the utility model data and waveform establishment circuit are single-chip microcomputer integrated circuit, decrease volume and the quality of equipment, convenient operation personnel carrying and installing, and integrated circuit operation is stablized, relatively less by extraneous interference, the quality generating waveform can be improved.
4, the utility model three-phase translation circuit separately works independently, and reduces interfering with each other between waveform, and improve the quality of waveform, waveform is controlled by switch, the operation of convenient operation personnel.
accompanying drawing illustrates:
Fig. 1 is the structured flowchart of three-phase two waveform adjustable phase angle signal generator.
Fig. 2 is the circuit connection diagram of data calculating and waveform establishment circuit and phasing degree initialization circuit.
Fig. 3 is the circuit connection diagram of conversion sinusoidal waveform circuit.
embodiment:
Embodiment: see Fig. 1, Fig. 2, Fig. 3.
Three-phase two waveform adjustable phase angle signal generator: comprise power circuit, data calculate and waveform establishment circuit, phasing degree initialization circuit, conversion sinusoidal waveform circuit, data calculate and waveform works out circuit and power circuit, phasing degree initialization circuit, conversion sinusoidal waveform circuit connects, data calculate and waveform establishment circuit is single-chip microcomputer integrated circuit, single-chip microcomputer integrated circuit has 16 pins, be respectively pin 0, pin 1, pin 2, pin 3, pin 4, pin 5, pin 6, pin 7, pin 8, pin 9, pin 11, pin 12, pin 13, pin 14, pin 15, pin 16, phasing degree initialization circuit comprises two toggle switchs 2, two triodes, three keyswitches, two toggle switchs are K21 and K22, two triodes are V1 and V2, three keyswitches are K23, K24 and K25.
Pin 0 connects positive source, pin 1, pin 2, pin 3, pin 4, pin 5, pin 6 are connected with toggle switch K21 and K22 one end, pin 7, pin 8, pin 9 are connected with keyswitch K23, K24, K25 successively, K25 other end ground connection, pin 11, pin 12, pin 13 are one group, pin 14, pin 15, pin 16 are one group, and wherein one group is connected with conversion sinusoidal waveform circuit.
Toggle switch K21 and K22 all has six gears, six gears are connected with pin 1, pin 2, pin 3, pin 4, pin 5, pin 6 respectively successively, triode has E pin, B pin, C pin, C pin is connected with six gears, E pin ground connection, B pin in triode V1 is connected with pin 8, and the B pin in triode V2 is connected with pin 7.
Arrange keyswitch K23 between triode V2 and pin 7, arrange keyswitch K24 between triode V1 and pin 8, toggle switch is scale-of-two, comprises 64 shelves levels, and the differential of each grade of level is 5 degree, and adjustable extent is 0-320 degree.
Conversion sinusoidal waveform circuit comprises three-phase translation circuit, three-phase translation circuit is A circuitry phase, B circuitry phase, C circuitry phase, A phase, B phase, C circuitry phase are connected with pin 11, pin 12, pin 13 successively, and every circuitry phase includes five resistors, six capacitors, five resistors are R1, R2, R3, R4, R5, and six capacitors are C1, C2, C3, C4, C5, C6.
In A circuitry phase, five resistors R1, R2, R3, R4, R5 contact successively, R1 and C1 connects, R5 is connected with output terminal, be provided with along separate routes between R1 and R2, between R2 and R3, between R3 and R4, between R4 and R5, between R5 and output terminal, it is five along separate routes, and be connected with one end of C2, C3, C4, C5, C6 successively, the other end ground connection of C2, C3, C4, C5, C6, the connected mode of B phase, C circuitry phase is identical with the connected mode of A circuitry phase.
During use, closed K25, switch on power, single-chip microcomputer carries out initialization and reads the artificial phase angle data arranged, generate the phase place initial angle of each phase, manually to the timer setting initial value in single-chip microcomputer integrated circuit, and opening timing device, two groups of three-phase square waves export according to setting phase angle, according to need of work, phase angle between three-phase prima facies can be selected, use toggle switch K21, K22 adjusts phase angle between three-phase prima facies, as needed the waveform of three-phase symmetrical, initial phase angle can be transferred to 120 degree, the gear of toggle switch K21 pushes K4 position, what K5 bit switch closed correspondence is 120 degree, keyswitch K23 presses, the i.e. sinusoidal waveform of exportable three-phase symmetrical, it is corresponding that toggle switch K22 pushes K10 position, K11 bit switch closes is 120 degree, and keyswitch K24 presses, i.e. the square waveform of exportable three-phase symmetrical.
The above, it is only preferred embodiment of the present utility model, not any pro forma restriction is done to the utility model, every above embodiment is done according to technical spirit of the present utility model any simple modification, equivalent variations and modification, all still belong in the scope of technical solutions of the utility model.
Claims (6)
1. a three-phase two waveform adjustable phase angle signal generator, comprise power circuit, data calculate and waveform establishment circuit, phasing degree initialization circuit, conversion sinusoidal waveform circuit, it is characterized in that: described data calculate and waveform works out circuit and power circuit, phasing degree initialization circuit, conversion sinusoidal waveform circuit connects, described data calculate and waveform establishment circuit is single-chip microcomputer integrated circuit, single-chip microcomputer integrated circuit has 16 pins, be respectively pin 0, pin 1, pin 2, pin 3, pin 4, pin 5, pin 6, pin 7, pin 8, pin 9, pin 11, pin 12, pin 13, pin 14, pin 15, pin 16, described phasing degree initialization circuit comprises two toggle switchs 2, two triodes, three keyswitches, two toggle switchs are K21 and K22, two triodes are V1 and V2, three keyswitches are K23, K24 and K25.
2. three-phase two waveform adjustable phase angle signal generator according to claim 1, it is characterized in that: described pin 0 connects positive source, described pin 1, pin 2, pin 3, pin 4, pin 5, pin 6 are connected with toggle switch K21 and K22 one end, described pin 7, pin 8, pin 9 are connected with keyswitch K23, K24, K25 successively, K25 other end ground connection, described pin 11, pin 12, pin 13 are one group, pin 14, pin 15, pin 16 are one group, and wherein one group is connected with conversion sinusoidal waveform circuit.
3. three-phase two waveform adjustable phase angle signal generator according to claim 1, it is characterized in that: described toggle switch K21 and K22 all has six gears, described six gears are connected with pin 1, pin 2, pin 3, pin 4, pin 5, pin 6 respectively successively, described triode has E pin, B pin, C pin, described C pin is connected with six gears, described E pin ground connection, B pin in described triode V1 is connected with pin 8, and the B pin in described triode V2 is connected with pin 7.
4. three-phase two waveform adjustable phase angle signal generator according to claim 3, it is characterized in that: between described triode V2 and pin 7, keyswitch K23 is set, between described triode V1 and pin 8, keyswitch K24 is set, described toggle switch is scale-of-two, comprise 64 shelves levels, the differential of each grade of level is 5 degree, and adjustable extent is 0-320 degree.
5. three-phase two waveform adjustable phase angle signal generator according to claim 1, it is characterized in that: described conversion sinusoidal waveform circuit comprises three-phase translation circuit, described three-phase translation circuit is A circuitry phase, B circuitry phase, C circuitry phase, described A phase, B phase, C circuitry phase are connected with pin 11, pin 12, pin 13 successively, and every circuitry phase includes five resistors, six capacitors, described five resistors are R1, R2, R3, R4, R5, and six capacitors are C1, C2, C3, C4, C5, C6.
6. three-phase two waveform adjustable phase angle signal generator according to claim 5, it is characterized in that: five resistor R1 in described A circuitry phase, R2, R3, R4, R5 contacts successively, described R1 and C1 connects, described R5 is connected with output terminal, between described R1 and R2, between R2 and R3, between R3 and R4, between R4 and R5, be provided with along separate routes between R5 and output terminal, described shunt is five, and successively with C2, C3, C4, C5, one end of C6 connects, described C2, C3, C4, C5, the other end ground connection of C6, described B phase, the connected mode of C circuitry phase is identical with the connected mode of A circuitry phase.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520034990.0U CN204359831U (en) | 2015-01-20 | 2015-01-20 | three-phase two waveform adjustable phase angle signal generator |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520034990.0U CN204359831U (en) | 2015-01-20 | 2015-01-20 | three-phase two waveform adjustable phase angle signal generator |
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| CN204359831U true CN204359831U (en) | 2015-05-27 |
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| CN201520034990.0U Withdrawn - After Issue CN204359831U (en) | 2015-01-20 | 2015-01-20 | three-phase two waveform adjustable phase angle signal generator |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104635002A (en) * | 2015-01-20 | 2015-05-20 | 国家电网公司 | Three-phase two-waveform adjustable phase angle signal generating equipment for electric power system |
| CN110979734A (en) * | 2019-12-20 | 2020-04-10 | 长沙五七一二飞机工业有限责任公司 | Aircraft rotor rotational speed tester |
-
2015
- 2015-01-20 CN CN201520034990.0U patent/CN204359831U/en not_active Withdrawn - After Issue
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104635002A (en) * | 2015-01-20 | 2015-05-20 | 国家电网公司 | Three-phase two-waveform adjustable phase angle signal generating equipment for electric power system |
| CN104635002B (en) * | 2015-01-20 | 2017-12-08 | 国家电网公司 | The waveform adjustable phase angle signal occurrence of equipment of Three-phase Power Systems two |
| CN110979734A (en) * | 2019-12-20 | 2020-04-10 | 长沙五七一二飞机工业有限责任公司 | Aircraft rotor rotational speed tester |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20150527 Effective date of abandoning: 20171208 |
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| AV01 | Patent right actively abandoned |